There is solitude on the battlefield...but there are limits to what one can achieve alone. To be stronger, more efficient...visit the battalion guild.
Bringing some reinforcements along might give you an advantage in battle. Try talking to the battalion guildmaster.
  1. Accept the quest from Jeritza.
  2. Speak to the battalion guildmaster.
  3. Report to Jeritza.
You went to the battalion guild... Track how your battalion and those of others are faring... Although solitude is the true battle...